December weather forecastSelbyville, WV
December
Weather in December
December, the first month of the winter in Selbyville, is still a cold month, with temperature in the range of an average high of 41.7°F (5.4°C) and an average low of 29.5°F (-1.4°C).Temperature
In Selbyville, the beginning of December is marked by a marginally lowered average high-temperature, shifting from November's cool 50.2°F (10.1°C) to a wintry 41.7°F (5.4°C). Selbyville records an average nighttime low of 29.5°F (-1.4°C) in December.Humidity
The average relative humidity in December is 82%.Rainfall
In Selbyville, in December, it is raining for 13.5 days, with typically 3.46" (88mm) of accumulated precipitation. Throughout the year, there are 187.8 rainfall days, and 38.07" (967mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 12.5 days. Throughout December, 6.97" (177mm) of snow is accumulated. In Selbyville, during the entire year, snow falls for 62.1 days and aggregates up to 37.83" (961mm) of snow.Daylight
December has the shortest days of the year in Selbyville, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:20 am and sunset at 4:59 pm. On the last day of December, in Selbyville, sunrise is at 7:38 am and sunset at 5:09 pm EST.
Sunshine
In Selbyville, the average sunshine in December is 3.9h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Selbyville, WV
- Average high temperature in December: 41.7°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in December: 29.5°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in December
Selbyville, WV
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Selbyville, WV
- Average wind speed in December: 6.7mph
The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Selbyville, WV
- Average humidity in December: 82%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are June, July, August and November (77%).
Average rainfall in December
Selbyville, WV
- Average rainfall in December: 3.46"
The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Selbyville, WV
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is May (21.3 days).
The month with the least rainy days is February (11.4 days).
Average snowfall in December
Selbyville, WV
- Average snowfall in December: 6.97"
The month with the highest snowfall is January (9.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Selbyville, WV
- Average snowfall days in December: 12.5 days
The month with the highest number of snowfall days is January (17.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Selbyville, WV
- Average daylight in December: 9h and 30min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 3h and 54min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Selbyville, WV
- Average sunshine days in December: 9.4 days
The month with the most sunshine days is November (13.2 days).
The month with the least sunshine days is February (7.2 days).
Average UV index in December
Selbyville, WV
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Selbyville, WV
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Selbyville, WV
- Average visibility in December: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is January (4mi).
